C3482 You're the Same Kind

As for the researcher, he's just a bunch of bad guys that got mixed up in this mess.

The guard had intended to push that researcher over to be his scapegoat in order for him to survive.

If Lu Shan hadn't acted in time, the researcher would have been slapped to death by the muscular man as well.

That muscular man obviously didn't care who he slapped to death. In any case